rename entity -> object

1 files changed, 89 insertions, 0 deletions

diff --git a/src/object.hpp b/src/object.hpp
new file mode 100644
index 00000000..f411a7ec
--- /dev/null
+++ b/src/object.hpp
@@ -0,0 +1,89 @@
+#pragma once
+#include "compat/defs.hpp"
+#include "src/global-coords.hpp"
+#include "src/rotation.hpp"
+#include "src/pass-mode.hpp"
+#include "src/object-type.hpp"
+#include "src/object-id.hpp"
+#include <memory>
+#include <vector>
+
+namespace floormat {
+
+template<typename T> struct object_type_;
+struct anim_atlas;
+struct world;
+struct chunk;
+
+struct object_proto
+{
+    std::shared_ptr<anim_atlas> atlas;
+    Vector2b offset, bbox_offset;
+    Vector2ub bbox_size = Vector2ub(iTILE_SIZE2);
+    uint16_t delta = 0, frame = 0;
+    object_type type : 3              = object_type::none;
+    rotation r       : rotation_BITS  = rotation::N;
+    pass_mode pass   : pass_mode_BITS = pass_mode::see_through;
+
+    object_proto& operator=(const object_proto&);
+    object_proto();
+    object_proto(const object_proto&);
+
+    virtual bool operator==(const object_proto&) const;
+    bool operator!=(const object_proto& o) const { return !operator==(o); }
+    virtual ~object_proto() noexcept;
+
+    object_type type_of() const noexcept;
+};
+
+// todo rename to 'object'
+struct object
+{
+    fm_DECLARE_DELETED_COPY_ASSIGNMENT(object);
+
+    const object_id id = 0;
+    struct chunk* const c;
+    const std::shared_ptr<anim_atlas> atlas;
+    const global_coords coord;
+    const Vector2b offset, bbox_offset;
+    const Vector2ub bbox_size;
+    uint16_t delta = 0, frame = 0;
+    const rotation r = rotation::N;
+    const pass_mode pass = pass_mode::see_through;
+
+    virtual ~object() noexcept;
+
+    virtual Vector2 ordinal_offset(Vector2b offset) const = 0;
+    virtual float depth_offset() const = 0;
+    float ordinal() const;
+    float ordinal(local_coords xy, Vector2b offset, Vector2s z_offset) const;
+    struct chunk& chunk() const;
+    size_t index() const;
+    virtual bool is_virtual() const;
+
+    explicit operator object_proto() const;
+
+    virtual object_type type() const noexcept = 0;
+    virtual bool can_activate(size_t i) const;
+    virtual bool activate(size_t i);
+    virtual void update(size_t i, float dt) = 0;
+    virtual void rotate(size_t i, rotation r);
+    virtual bool can_rotate(global_coords coord, rotation new_r, rotation old_r, Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size);
+    virtual bool can_move_to(Vector2i delta, global_coords coord, Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_aize);
+    virtual void set_bbox(Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size, pass_mode pass);
+
+    object_type type_of() const noexcept;
+    static Pair<global_coords, Vector2b> normalize_coords(global_coords coord, Vector2b cur_offset, Vector2i delta);
+
+    virtual bool is_dynamic() const;
+    bool can_rotate(rotation new_r);
+    bool can_move_to(Vector2i delta);
+    size_t move_to(size_t& i, Vector2i delta, rotation new_r);
+    void move_to(Vector2i delta);
+
+protected:
+    object(object_id id, struct chunk& c, const object_proto& proto);
+    void set_bbox_(Vector2b offset, Vector2b bbox_offset, Vector2ub bbox_size, pass_mode pass);
+};
+
+} // namespace floormat